BlackStar 140BS14 3 3/8 K2S - 140 Pitch Finished Bore Sprocket - 14 Tooth - 3-3/8" Bore Tapped Base "name": "What does the AT5US

"name": "What does the AT5US in 25AT5/450US mean

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com/products/d-and-d-243k15-micro-v-belt"

"mpn":"TB072053262919"

BlackStar 140BS14 3 3/8 K2S - 140 Pitch Finished Bore Sprocket - 14 Tooth - 3-3/8" Bore Tapped Base "name": "What does the AT5USThe BlackStar 140BS14 3 3 8 K2S is a 140 pitch Finished Bore roller chain sprocket with 14 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 3 3 8" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 140BS14 3 3 8 K2S Chain Pitch 140 Number of Teeth 14 Bore Size 3 3 8" Bore Type Finished Bore (Keyway + Set